Home / 37,150.64-51,255.44-21,223.82

Finding the Fourth Proportional to 37,150.64, 51,255.44 and 21,223.82

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Solution

The fourth proportional to 37,150.64, 51,255.44 and 21,223.82 is: 29,281.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,150.64 : 51,255.44 = 21,223.82 : x
  2. Step 2: Convert to fraction form
    37,150.64/51,255.44 = 21,223.82/x
  3. Step 3: Cross multiply
    37,150.64x = 51,255.44 × 21,223.82
  4. Step 4: Simplify right side
    37,150.64x = 1,087,836,232.58
  5. Step 5: Solve for x
    x = 1,087,836,232.58/37,150.64
  6. Step 6: Final answer
    x = 29,281.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.